http://www.iffo.net/system/files/FOB17.PDF

please see Fish Oil Bulletin

Please read on "Quantitative Determination of Fatty Acids in Marine Fish and Shellfish from Warm Water of Straits of Malacca for Nutraceutical Purposes" with doi.org/10.1155/2013/284329 to get some idea. Tq

In Table 1 of this article you can find the full fatty acid profile of fish oil from a commercially-available fish oil supplement:

"Omega-3 polyunsaturated fatty acid blood biomarkers increase linearly in men and women after tightly controlled intakes of 0.25, 0.5, and 1 g/d of EPA + DHA."

doi: doi: 10.1016/j.nutres.2015.09.016.

Thanks for the answers.